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respiration |
Also found in: Medical, Legal, Encyclopedia, Wikipedia, Hutchinson | 0.01 sec. |
respiration [ˌrɛspəˈreɪʃən] n 1. (Life Sciences & Allied Applications / Biology) the process in living organisms of taking in oxygen from the surroundings and giving out carbon dioxide (external respiration). In terrestrial animals this is effected by breathing air 2. (Life Sciences & Allied Applications / Biology) the chemical breakdown of complex organic substances, such as carbohydrates and fats, that takes place in the cells and tissues of animals and plants, during which energy is released and carbon dioxide produced (internal respiration)
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| ? Mentioned in | ? References in periodicals archive | ||
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| Physical activity lasting over a minute
requires the presence and use of oxygen, or aerobic respiration, to
liberate energy. Aerobic respiration yields how many total ATP molecules per glucose
molecule? Aerobic respiration is a chemical reaction that uses oxygen to
help cells produce energy. |
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